House Oversight Committee - Internal Control Weaknesses at the Department of Homeland Security - Subcommittee on Government Organization, Efficiency, and Financial Management. Witnesses: Ms. Peggy Sherry, Deputy Chief Financial Officer, Department of Homeland Security; Mr. Robert West, Chief Information Security Officer, Department of Homeland Security; Mr. John McCoy, Deputy Assistant Inspector General for Audits, Office of the Inspector General, Department of Homeland Security. Video provided by U.S. House of Representatives.